<?php

namespace app\admin\controller;

use app\common\controller\Backend;
use fast\Tree;
use think\Db;
use think\exception\PDOException;
use think\exception\ValidateException;
use think\model\Collection;
use think\queue\Connector;

/**
 * 分类管理
 *
 * @icon fa fa-circle-o
 */
class Type extends Backend
{

    /**
     * Type模型对象
     * @var \app\admin\model\Type
     */
    protected $model = null;
    protected $categorylist = [];

    public function _initialize()
    {
        parent::_initialize();
        $this->model = new \app\admin\model\Type;
        $this->view->assign("statusList", $this->model->getStatusList());
    }


    public function  getTypeTreelist($where =[]){
        $this->model = new \app\admin\model\Type;

        $tree = Tree::instance();

        $tree->init(collection($this->model->where($where)->order('id desc')->select())->toArray(), 'pid');

        $this->categorylist = $tree->getTreeList($tree->getTreeArray(0), 'name');

        $categorydata = [0 => ['type' => 'all', 'name' => "顶级"]];
        foreach ($this->categorylist as $k => $v) {
            $categorydata[$v['id']] = $v;
        }
        return $categorydata;
    }


    public function get_type_list(){
        $categorydata = $this->getTypeTreelist(['lvl'=>['<','3']]);
        return json($categorydata);
    }

    /**
     * 默认生成的控制器所继承的父类中有index/add/edit/del/multi五个基础方法、destroy/restore/recyclebin三个回收站方法
     * 因此在当前控制器中可不用编写增删改查的代码,除非需要自己控制这部分逻辑
     * 需要将application/admin/library/traits/Backend.php中对应的方法复制到当前控制器,然后进行修改
     */

    /**
     * 查看
     */
    public function index()
    {
        //设置过滤方法
        $this->request->filter(['strip_tags', 'trim']);
        if (false === $this->request->isAjax()) {
            return $this->view->fetch();
        }
        //如果发送的来源是 Selectpage，则转发到 Selectpage
        if ($this->request->request('keyField')) {
            return $this->selectpage();
        }
        [$where, $sort, $order, $offset, $limit] = $this->buildparams();
        $Typelist = collection($this->model->select())->toArray();

        $Typelist =array_column($Typelist,'name','id');

        $list = $this->model
            ->where($where)
            ->order($sort, $order)
            ->paginate($limit)
            ->each(function ($v) use ($Typelist) {
                $v['pid'] = isset($Typelist[$v['pid']]) ? $Typelist[$v['pid']] : "顶级";
            });
        $result = ['total' => $list->total(), 'rows' => $list->items()];
        return json($result);
    }



//    public function index()
//    {
//        //设置过滤方法
//
//        $categorydata = $this->getTypeTreelist();
//        $this->view->assign("parentList", $categorydata);
//        $this->request->filter(['strip_tags']);
//        if ($this->request->isAjax()) {
//            $search = $this->request->request("search");
//            $type = $this->request->request("type");
//
//            //构造父类select列表选项数据
//            $list = [];
//
//            foreach ($this->categorylist as $k => $v) {
//                if ($search) {
//                    if ($v['type'] == $type && stripos($v['name'], $search) !== false || stripos($v['nickname'], $search) !== false) {
//                        if ($type == "all" || $type == null) {
//                            $list = $this->categorylist;
//                        } else {
//                            $list[] = $v;
//                        }
//                    }
//                } else {
//                    if ($type == "all" || $type == null) {
//                        $list = $this->categorylist;
//                    } elseif ($v['type'] == $type) {
//                        $list[] = $v;
//                    }
//                }
//            }
//
//            $total = count($list);
//            $result = array("total" => $total, "rows" => $list);
//
//            return json($result);
//        }
//        return $this->view->fetch();
//    }


    /**
     * 添加
     */
    public function add()
    {
        $categorydata = $this->getTypeTreelist(['lvl'=>['<','3']]);
        $this->view->assign("parentList", $categorydata);
        if (false === $this->request->isPost()) {
            return $this->view->fetch();
        }
        $params = $this->request->post('row/a');
        if (empty($params)) {
            $this->error(__('Parameter %s can not be empty', ''));
        }
        $params = $this->preExcludeFields($params);

        if ($this->dataLimit && $this->dataLimitFieldAutoFill) {
            $params[$this->dataLimitField] = $this->auth->id;
        }
        if($params['pid'] == "0"){
            $params['lvl'] = 1;
        }else{
           $model =  new \app\admin\model\Type();
           $params['lvl'] = $model->where('id',$params['pid'])->value('lvl')+1;
        }

        Db::startTrans();
        try {
            //是否采用模型验证
            if ($this->modelValidate) {
                $name = str_replace("\\model\\", "\\validate\\", get_class($this->model));
                $validate = is_bool($this->modelValidate) ? ($this->modelSceneValidate ? $name . '.add' : $name) : $this->modelValidate;
                $this->model->validateFailException()->validate($validate);
            }
            $result = $this->model->allowField(true)->save($params);
            Db::commit();
        } catch (ValidateException|PDOException|Exception $e) {
            Db::rollback();
            $this->error($e->getMessage());
        }
        if ($result === false) {
            $this->error(__('No rows were inserted'));
        }
        $this->success();
    }

    /**
     * 编辑
     */
    public function edit($ids = null)
    {

        $categorydata = $this->getTypeTreelist(['lvl'=>['<','3']]);
        $this->view->assign("parentList", $categorydata);
        $row = $this->model->get($ids);
        if (!$row) {
            $this->error(__('No Results were found'));
        }
        $adminIds = $this->getDataLimitAdminIds();
        if (is_array($adminIds)) {
            if (!in_array($row[$this->dataLimitField], $adminIds)) {
                $this->error(__('You have no permission'));
            }
        }
        if ($this->request->isPost()) {
//            $this->token();
            $params = $this->request->post("row/a");
            if ($params) {
                $params = $this->preExcludeFields($params);

                if($params['pid'] == "0"){
                    $params['lvl'] = 1;
                }else{
                    $model =  new \app\admin\model\Type();
                    $params['lvl'] = $model->where('id',$params['pid'])->value('lvl') +1;
                }
                if ($params['pid'] != $row['pid']) {
                    $childrenIds = Tree::instance()->init(collection(\app\admin\model\Type::select())->toArray())->getChildrenIds($row['id'], true);
                    if (in_array($params['pid'], $childrenIds)) {
                        $this->error(__('Can not change the parent to child or itself'));
                    }
                }

                try {
                    //是否采用模型验证
                    if ($this->modelValidate) {
                        $name = str_replace("\\model\\", "\\validate\\", get_class($this->model));
                        $validate = is_bool($this->modelValidate) ? ($this->modelSceneValidate ? $name . '.edit' : $name) : $this->modelValidate;
                        $row->validate($validate);
                    }
                    $result = $row->allowField(true)->save($params);

                    if ($result !== false) {
                        $this->success();
                    } else {
                        $this->error($row->getError());
                    }
                } catch (\think\exception\PDOException $e) {
                    $this->error($e->getMessage());
                } catch (\think\Exception $e) {
                    $this->error($e->getMessage());
                }
            }
            $this->error(__('Parameter %s can not be empty', ''));
        }
        $this->view->assign("row", $row);
        return $this->view->fetch();
    }


}
